207938871

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{29209}}^1$

素因数の和:29335

約数の個数: 24

約数和(自身を含む): 346313760

約数和(自身を除く): 138374889

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 29209, 87627, 204463, 262881, 613389, 1840167, 3300617, 9901851, 23104319, 29705553, 69312957, 207938871]

約数ペア:

[(1, 207938871), (3, 69312957), (7, 29705553), (9, 23104319), (21, 9901851), (63, 3300617), (113, 1840167), (339, 613389), (791, 262881), (1017, 204463), (2373, 87627), (7119, 29209)]